EP3274969A1 - Dispositif pour déterminer le niveau de remplissage de tubes contenant des pièces de monnaie - Google Patents

Dispositif pour déterminer le niveau de remplissage de tubes contenant des pièces de monnaie

Info

Publication number
EP3274969A1
EP3274969A1 EP16706656.2A EP16706656A EP3274969A1 EP 3274969 A1 EP3274969 A1 EP 3274969A1 EP 16706656 A EP16706656 A EP 16706656A EP 3274969 A1 EP3274969 A1 EP 3274969A1
Authority
EP
European Patent Office
Prior art keywords
optical radiation
coin
coins
filled
coin tube
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP16706656.2A
Other languages
German (de)
English (en)
Other versions
EP3274969B1 (fr
Inventor
Thorsten Schneider
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Crane Payment Innovations Ltd
Original Assignee
Crane Payment Innovations GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Crane Payment Innovations GmbH filed Critical Crane Payment Innovations GmbH
Priority to PL16706656T priority Critical patent/PL3274969T3/pl
Publication of EP3274969A1 publication Critical patent/EP3274969A1/fr
Application granted granted Critical
Publication of EP3274969B1 publication Critical patent/EP3274969B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D9/00—Counting coins; Handling of coins not provided for in the other groups of this subclass
    • G07D9/002—Coin holding devices
    • G07D9/004—Coin packages
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D5/00—Testing specially adapted to determine the identity or genuineness of coins, e.g. for segregating coins which are unacceptable or alien to a currency
    • G07D5/02—Testing the dimensions, e.g. thickness, diameter; Testing the deformation
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D9/00—Counting coins; Handling of coins not provided for in the other groups of this subclass
    • G07D9/002—Coin holding devices
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D2205/00—Coin testing devices

Definitions

  • the invention relates to a device for determining the level of at least one coin-filled coin tube.
  • the invention further relates to a coin storage device for storing and / or paying out coins and to a method for determining the fill level of at least one coin tube that can be filled with coins.
  • money changers generally have so-called coin tubes, in which coins stored in the money changer and to be paid out by the money changer are stored stacked on top of each other.
  • a Münztube is provided for each coin type.
  • the disadvantage of this type of filling level determination is that only discrete fill level values can be determined. If the stack of coins lies between two light barriers with its height, the coins located between the light barriers are not detected. Thus, this technology does not always provide sufficient accuracy in practice.
  • sonic or ultrasonic sensors for the stated purpose, which measure the transit time of an ultrasonic signal from a transmitter to the topmost coin of a coin stack and back to a receiver. Based on this transit time measurement, the distance between the ultrasound transmitter or receiver and the topmost coin is calculated, from which - in the case of a known coin thickness - it is possible to determine the height of the coin stack and thus the number of coins in the coin tube.
  • the disadvantage of this technology is the strong dependence of Sound velocity and thus the measurement result of the prevailing temperature and humidity.
  • ultrasonic sensors have a large blind area in which due to an overlap of the emitted and reflected sound signals no reliable measurement is possible. This blind area is located near the sound transmitter or sound receiver.
  • the present invention seeks to provide a device, a coin storage device and a method of the type mentioned above, with which an accurate and reliable determination of the level of Münztuben with maximized filling capacity of the Münztuben is possible.
  • the invention solves the problem on the one hand by a device for determining the level of at least one coin-filled coin tube, comprising at least one optical radiation transmitter, which is arranged in a defined position relative to the at least one coin tube such that emitted from the optical radiation transmitter optical radiation coins filled in the at least one coin tube and is reflected by coins filled in the at least one coin tube, further comprising at least one optical radiation transmitter, which is arranged in a defined position relative to the at least one coin tube such that emitted from the optical radiation transmitter optical radiation coins filled in the at least one coin tube and is reflected by coins filled in the at least one coin tube, further comprising at least one optical radiation transmitter, which is arranged in a defined position relative to the at least one coin tube such that emitted from the optical radiation transmitter optical radiation coins filled in the at least one coin tube and is reflected by coins filled in the at least one coin tube, further comprising at least one optical radiation transmitter, which is arranged in a defined position relative to the at least one coin tube such that emitted from the optical radiation transmitter
  • the Radiation receiver which is arranged in a defined position relative to the at least one Münztube such that of the at least one optical Radiation transmitter emitted and reflected by the coins filled in at least one coin coins coins optical radiation is received by the at least one optical radiation receiver as a measurement signal, and comprising a control and evaluation device which is connected to the at least one optical radiation transmitter and the at least one optical radiation receiver, and which is designed to control the at least one optical radiation transmitter for emitting optical radiation and to determine the level of the at least one coin tube with coins based on a time duration between the emission of optical radiation and the reception of the corresponding measurement signal by the at least one optical receiver.
  • the invention solves the problem by a method for determining the level of at least one coin-filled coin tube, emitted from a arranged in a defined position relative to the at least one coin tube optical radiation optical radiation on the at least one coin tube filled coins and from in which at least one Münztube filled coins is reflected, in which further from at least one in a defined position relative to the at least one Münztube optical radiation receiver emitted from the at least one optical radiation emitter and reflected by the coins filled in at least one Münztube optical radiation as Measuring signal is received, and in which based on a period between the emission of optical radiation by the at least one optical radiation transmitter and the reception of the corresponding measurement signal by the at least one opti The receiver determines the level of the at least one coin tube with coins.
  • the determination of the fill level of, for example, hollow-cylindrical coin tubes is carried out using at least one optical
  • the at least one optical radiation transmitter and the at least one optical radiation transmitter Radiation receiver are each arranged in a defined position relative to the coin tube to be measured.
  • the distances between the at least one optical radiation transmitter and the at least one optical radiation receiver to the bottom of the at least one coin tube are therefore known. In the simplest version, these distances are the same for the radiation transmitter and the radiation receiver.
  • the amount of time it would take for optical radiation emitted by the optical radiation transmitter to reflect at the bottom of the empty coin tube for its path back to the optical radiation receiver is also known.
  • contemporary runtime measurement is an absolute distance measurement of the optical sensors to the top coin of the respective coin tube possible.
  • a transit time measurement of light pulses is known per se.
  • the at least one radiation transmitter emits, for example, a short light pulse which strikes the object to be measured, in the present case the top side of the topmost coin in a coin tube.
  • the light reflected by this coin reaches the at least one radiation receiver which registers a corresponding measurement signal. From the transit time measurement, the distance to the topmost coin and thus the level of the coin tube can be determined.
  • the problem with the use of light is the very high speed of light compared to, for example, sound waves. Due to the relatively low measuring distances in the application according to the invention, highly precise and fast sensors must be used. However, such sensors are now available at reasonable cost.
  • the independence of external influences, such as temperature, humidity, but also reflectivity of the coins and ambient light is advantageous in the transit time measurement according to the invention by means of optical radiation.
  • the fill level of the respective coin tube can be determined at any time precisely and reliably.
  • a relevant blind area, as with ultrasonic sensors, also does not exist, so that the filling capacity of the coin tubes can be maximized.
  • Radiation receiver and the control and evaluation can separate
  • the at least one optical radiation transmitter and the at least one radiation receiver are connected by suitable lines or the like to the control and evaluation device. But it is also possible that the at least one optical radiation transmitter, the at least one
  • Radiation receiver and the control and evaluation are all or partially integrated into a common component, in which then the
  • connection of the at least one optical radiation transmitter and the at least a radiation receiver is realized with the control and evaluation.
  • the control and off value device integrated into this common component can then directly output the determined distance to the uppermost coin or the fill level, for example to a further evaluation device.
  • the at least one optical radiation transmitter can be at least one laser and the at least one optical radiation receiver can be at least one laser detector.
  • diode lasers can be used. They are characterized by a special compactness and are also inexpensive. The same applies to suitable laser detectors in this regard.
  • the laser used may be a semiconductor laser designed as a surface emitter (VCSEL-Vertical Cavity Surface Emitting Laser).
  • control and evaluation device can control the at least one optical radiation transmitter one or more times for emitting optical radiation pulses. The radiation pulse is then after a
  • the optical radiation transmitter can, for example, at regular intervals and / or always after a Be GlaUvorgang the respective
  • Coin tube associated with radiation emitter are triggered to emit a radiation pulse. But it is also possible, generally in a Be HeilUvorgang one of the coin tubes all radiation transmitters to send a radiation pulse to control.
  • the at least one optical radiation transmitter is arranged relative to the at least one coin tube such that the optical radiation emitted by the at least one optical radiation transmitter strikes coins filled into the coin tube substantially in the axial direction of the at least one coin tube and in that the at least one optical radiation receiver is arranged relative to the at least one coin tube such that the optical radiation reflected by the coins filled into the coin tube hits the optical radiation receiver substantially in the axial direction of the at least one coin tube.
  • the optical beam paths from the radiation transmitter to the coins and from the coins back to the radiation receiver are then substantially parallel to one another and extend essentially in the axial direction of the respective coin tube.
  • radiation emitted by the radiation emitter strikes the top of the uppermost coin of a respective coin tube from above.
  • the optical radiation transmitter and the optical radiation receiver may be arranged so that they have the same distance to the bottom of the respective Münztube or to the surface of stacked in the respective Münztube coins.
  • the device comprises a plurality of optical radiation emitters and a plurality of optical radiation receivers, wherein in each case one pair of radiation emitter and radiation receiver is assigned to one of a plurality of coin tubes, the optical emitter in each case in a defined position relative to the respective Münztube are arranged such that each of the optical radiation emitters emitted optical radiation in the respective Münztube filled
  • the optical radiation receivers are each arranged in a defined position relative to the respective coin tube such that optical radiation emitted by the respective optical radiation emitter and filled by coins in the respective coin tube is received by the respective optical radiation receiver as a measurement signal
  • the Control and evaluation is connected to each radiation emitter and each radiation receiver and is adapted to control the optical radiation emitters each for emitting optical radiation and based on a period between the emission of optical radiation through the respective optical radiation transmitter and the reception of the corresponding measurement signal by the respective optical Receiver to determine the level of the respective Münztube with coins.
  • a pair of radiation transmitters and radiation receivers are each assigned to a coin tube.
  • the transit time measurement according to the invention is then carried out with the respective pair of radiation emitter and radiation receiver and thereupon closed on the respective distance of the sensors to the uppermost coin in the coin tube and thus to the level of the respective coin tube.
  • the radiation transmitter and radiation receiver can be configured or arranged in this embodiment, in particular in the manner explained above.
  • a common optical radiation transmitter and / or a common optical radiation receiver wherein the common optical radiation transmitter or the common optical radiation receiver is optically connected via an optical waveguide with the coin tubes.
  • the above-described level detection can be done with multiple coin tubes using, for example, only one optical radiation transmitter and / or only one optical radiation receiver.
  • the control or evaluation of the received signals can be carried out as explained above.
  • the control or evaluation must be adjusted to uniquely assign the received signals from the common radiation receiver.
  • the invention also achieves the object by a coin storage device for storing and / or paying out coins, comprising one or more coin tubes that can be filled or filled with coins and comprising a device according to the invention for determining the fill level of the one or more coin tubes.
  • the coin storage device may in particular be a money changer which is used, for example, in payment machines. He has a coin inlet through which coins are fed to a Münzprüf adopted the money changer. In the coin validator, the authenticity and the type of each supplied coins are determined. Depending on the result of the check, the coins are then filled into the coin tubes intended for the respective coin type or, if no authenticity is present, fed to an outlet s.
  • the coin tubes are usually below the Münzprüf device.
  • the optical radiation transmitter according to the invention and the optical radiation receiver as well as the control and evaluation device can then be integrated into the coin testing device.
  • the control and evaluation in the presence of a plurality of coin tubes and pairs of radiation emitters and radiation receivers based on determined for the individual coin tubes levels executes such that the levels in the Münztuben not lower than a given minimum value. So there is an intelligent coin management due to the measurement results of fiction, contemporary sensors.
  • the coin changer can influence the fill levels of the individual coin tubes within certain limits so that sufficient coins are available at all times from each coin type. If the number of coins in one of the coin tubes nevertheless falls below the predetermined minimum value, the coin changer can issue a warning signal.
  • the inventive method can be carried out in particular with the device according to the invention. Accordingly, the device according to the Invention may be suitable and designed in particular for carrying out the method according to the invention.
  • Fig. 1 is a representation of a device according to the Invention ffor explaining the measuring principle of the invention in a sectional view, and
  • ... / II 2 shows a coin storage device according to the invention for storing and / or paying out coins in a state, which has been dismantled for illustration purposes, in a partially transparent perspective view.
  • a coin tube is shown at 10, which may be used, for example, in a coin storage device for storing and / or dispensing coins as shown in Fig. 2.
  • the coin tube 10 are several, in the illustrated example, four coins 12, in particular stacked on the bottom 14 of the coin tube 10.
  • Above the open end 16 of the coin tube 10 is held on a holding plate 18 held an optical sensor 20.
  • the optical sensor 20 comprises an optical radiation transmitter, in this case a laser, in particular a semiconductor laser such as a VCSEL, and an optical radiation receiver, in this case a suitable laser detector , on. Via a line 22, the optical radiation transmitter and the optical radiation receiver are connected to a control and evaluation device 24 of the device.
  • the control and evaluation device 24 controls the optical radiation transmitter one or more times to emit an optical radiation pulse.
  • the optical radiation emitted by the optical radiation transmitter strikes the upper side of the uppermost coin 12 filled in the coin tube 10 substantially in the axial direction of the coin tube 10, as illustrated by the arrow 26 in FIG.
  • the upper side of the uppermost coin 12 reflects the optical radiation so that it in turn passes substantially in the axial direction of the coin tube 10 back to the optical radiation receiver, as illustrated in FIG. 1 by the arrow 28.
  • the measurement signal received by the radiation receiver is conducted via the line 22 to the control and evaluation device 24.
  • the control and evaluation device 24 determines based on the duration of the emitted optical radiation from the optical radiation transmitter to the top of the top coin 12 and back to the optical radiation receiver the distance of the sensor 20 to the top of the top coin 12 in the coin tube 10. Due to the defined with respect to the coin tube 10 position of the sensor 20 and the known distance to the bottom 14 of the coin tube 10th can be closed from the metrologically determined distance at a known thickness of the filled into the coin tube 10 coins 12 to the level of the coin tube 10 with coins. In the present case, this is done by the control and evaluation device 24.
  • a fiction, contemporary coin storage device for storing and dispensing coins is shown, in particular a money changer, as used for example in payment machines.
  • the coin storage device shown in Fig. 2 consists essentially of two housing parts, which are shown disassembled in Fig. 2 for the sake of illustration.
  • a lower housing part 30 six coin tubes 10 are arranged distributed upright in the example shown.
  • the coin tubes 10 are each configured, for example, as shown in Fig. 1 and are filled with different types of coins, wherein in each of the coin tubes 10 in Fig. 2 only one coin type is filled, as shown in Fig. 1 with reference to a coin tube 10 ,
  • a housing upper part 32 of the coin storage device is a Münzprüf published.
  • the upper housing part 32 is placed on the upper side of the lower housing part 30 with the underside recognizable in FIG.
  • At the bottom of the upper housing part 32 is a plurality of coin slots, in the present case six coin slots 34.
  • housing upper part 32 each have a coin slot 34 is aligned with one of the coin tubes 10.
  • the upper housing part 32 has a coin inlet 36, through which coins are supplied to the coin storage device and, in particular, first to the coin checking device arranged in the upper housing part 32.
  • the Münzprüf device examines the supplied coins for authenticity and coin type and passes these - in the present authenticity - depending on
  • the coin slots 34 thus form sorting outputs of Münzprüf device.
  • each of the sensor systems 20 in FIG. 2 comprises an optical radiation receiver and an optical radiation transmitter, in particular a laser and a laser detector, as explained above by way of example.
  • the sensor systems 20 or the radiation transmitters and radiation receivers are each aligned with one of the coin tubes 10, as shown in FIG.
  • each of the sensor systems 20 and coin tubes 10 the optical beam paths 26, 28 illustrated in FIG. 1 by means of a sensor 20 and a coin tube 10 are obtained.
  • Each of the sensor systems 20 or each of the radiation transmitters and radiation receivers of the coin storage device in FIG thereby connected to the control and evaluation device 24, which is arranged in the embodiment shown in FIG. 2 within the housing upper part 32.
  • the control and evaluation device 24 controls the radiation transmitters of the sensor systems 20 in each case for emitting one or more radiation pulses.
  • the measurement signals correspondingly received by the respective radiation receivers are in turn supplied to the control and evaluation device 24, wherein the control and evaluation device 24 determines therefrom respectively the distance of the sensor 20 or the radiation transmitter and radiation receiver to the uppermost coin filled in the respective coin tube 10 and each of them determines the level of the coin tubes 10.
  • the control and evaluation device 24 it is possible for the control and evaluation device 24 to control all the radiation transmitters, in each case after a filling operation, of at least one of the coin tubes 10 for emitting a radiation pulse.
  • the control and evaluation device 24 controls only the each of the filled coin tube 10 associated radiation transmitter for emitting a radiation pulse.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Testing Of Coins (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

L'invention concerne un dispositif permettant de déterminer le niveau de remplissage d'au moins un tube de pièces de monnaie contenant des pièces de monnaie, comprenant au moins un émetteur de rayonnement optique, disposé dans une position définie par rapport audit au moins un tube de pièces de monnaie de telle sorte que le rayonnement optique émis par l'émetteur de rayonnement optique est envoyé et se réfléchisse sur ledit au moins un tube de pièces de monnaie contenant des pièces de monnaie, contenant également au moins un récepteur de rayonnement optique disposé dans une position définie par rapport audit au moins un tube de pièces de monnaie de façon à pouvoir recevoir le rayonnement optique émis par ledit au moins un émetteur de rayonnement optique et réfléchi sur ledit au moins un tube de pièces de monnaie contenant des pièces de monnaie en tant que signal de mesure, et comprenant un dispositif de commande et d'évaluation relié avec ledit au moins un émetteur de rayonnement optique et ledit au moins un récepteur de rayonnement optique et conçu pour commander ledit au moins un émetteur de rayonnement optique afin d'envoyer un rayonnement optique et pour déterminer le niveau de remplissage dudit au moins un tube de pièces de monnaie avec des pièces à l'aide d'une durée entre l'envoi du rayonnement optique et la réception du signal de mesure correspondant par ledit au moins un récepteur optique.
EP16706656.2A 2015-03-24 2016-02-29 Dispositif pour déterminer le niveau de remplissage de tubes contenant des pièces de monnaie Active EP3274969B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL16706656T PL3274969T3 (pl) 2015-03-24 2016-02-29 Urządzenie do określania stanu napełnienia tub na monety

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202015101489.9U DE202015101489U1 (de) 2015-03-24 2015-03-24 Vorrichtung zur Bestimmung des Füllstands von Münztuben
PCT/EP2016/054187 WO2016150655A1 (fr) 2015-03-24 2016-02-29 Dispositif pour déterminer le niveau de remplissage de tubes contenant des pièces de monnaie

Publications (2)

Publication Number Publication Date
EP3274969A1 true EP3274969A1 (fr) 2018-01-31
EP3274969B1 EP3274969B1 (fr) 2019-11-06

Family

ID=55442815

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16706656.2A Active EP3274969B1 (fr) 2015-03-24 2016-02-29 Dispositif pour déterminer le niveau de remplissage de tubes contenant des pièces de monnaie

Country Status (7)

Country Link
US (1) US20180151018A1 (fr)
EP (1) EP3274969B1 (fr)
CN (1) CN107430794A (fr)
DE (1) DE202015101489U1 (fr)
ES (1) ES2762913T3 (fr)
PL (1) PL3274969T3 (fr)
WO (1) WO2016150655A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI596575B (zh) * 2016-10-11 2017-08-21 Int Currency Tech Corp A device that detects coins in the pipeline using distance and ambient light sensors

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TWI596575B (zh) * 2016-10-11 2017-08-21 Int Currency Tech Corp A device that detects coins in the pipeline using distance and ambient light sensors

Also Published As

Publication number Publication date
EP3274969B1 (fr) 2019-11-06
PL3274969T3 (pl) 2020-05-18
WO2016150655A1 (fr) 2016-09-29
US20180151018A1 (en) 2018-05-31
DE202015101489U1 (de) 2016-06-28
ES2762913T3 (es) 2020-05-26
CN107430794A (zh) 2017-12-01

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